Roof pipe support block



FIG. 1 is perspective view of a roof pipe support block showing our new design;

FIG. 2 is a top plan view;

FIG. 3 is a bottom plan view;

FIG. 4 is a front elevational view which is a mirror image of the rear elevational view;

FIG. 5 is a left side elevational view; and,

FIG. 6 is a right side elevational view.

The broken lines showing the pipe are for illustrative purposes only and do not form any part of the claimed design. 

The ornamental design for a roof pipe support block, as shown and described. 